... scenic road for construction and maintenance. Yihong small asphalt mixing plants have seven main parts: Electronic automatic ... Sand drying heating machine, compulsory mixer, asphalt heating and melting devices ,asphalt metering conveyor, clinker conveyor elevator and ... consumption5.5kg/tAsphalt mixture degree130-170degreePower voltage380V(3P)Asphalt heating time(to 160degree)3.5hAsphalt heating fuel ...